Subtract 18/49 from 1/3
1/3 - 18/49 is -5/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 49 is 147
Next, find the equivalent fraction of both fractional numbers with denominator 147 - For the 1st fraction, since 3 × 49 = 147,
1/3 = 1 × 49/3 × 49 = 49/147 - Likewise, for the 2nd fraction, since 49 × 3 = 147,
18/49 = 18 × 3/49 × 3 = 54/147 - Subtract the two like fractions:
49/147 - 54/147 = 49 - 54/147 = -5/147
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